/**
* Intercept a KeyRelease-KeyPress sequence and ignore
*/
static bool Sys_XRepeatPress( XEvent *event ) {
XEvent peekevent;
bool repeated = false;
int lookupRet;
char buf[5];
KeySym keysym;
if ( Sys_XPendingInput() ) {
XPeekEvent( dpy, &peekevent );
if ((peekevent.type == KeyPress) &&
(peekevent.xkey.keycode == event->xkey.keycode) &&
(peekevent.xkey.time == event->xkey.time)) {
repeated = true;
XNextEvent( dpy, &peekevent );
// emit an SE_CHAR for the repeat
lookupRet = XLookupString( (XKeyEvent*)&peekevent, buf, sizeof(buf), &keysym, NULL );
if (lookupRet > 0) {
Posix_QueEvent( SE_CHAR, buf[ 0 ], 0, 0, NULL);
} else {
// shouldn't we be doing a release/press in this order rather?
// ( doesn't work .. but that's what I would have expected to do though )
Posix_QueEvent( SE_KEY, s_scantokey[peekevent.xkey.keycode], true, 0, NULL);
Posix_QueEvent( SE_KEY, s_scantokey[peekevent.xkey.keycode], false, 0, NULL);
}
}
}
return repeated;
}
/*
called during frame loops, pacifier updates etc.
this is only for console input polling and misc mouse grab tasks
the actual mouse and keyboard input is in the Sys_Poll logic
*/
void Sys_GenerateEvents( void ) {
char *s;
if ( ( s = Posix_ConsoleInput() ) ) {
char *b;
int len;
len = strlen( s ) + 1;
b = (char *)Mem_Alloc( len );
strcpy( b, s );
Posix_QueEvent( SE_CONSOLE, 0, 0, len, b );
}
}
/*
==========================
Posix_PollInput
==========================
*/
void Posix_PollInput() {
static char buf[16];
static XEvent event;
static XKeyEvent *key_event = (XKeyEvent*)&event;
int lookupRet;
int b, dx, dy;
KeySym keysym;
if ( !dpy ) {
return;
}
// NOTE: Sys_GetEvent only calls when there are no events left
// but here we pump all X events that have accumulated
// pump one by one? or use threaded input?
while ( XPending( dpy ) ) {
XNextEvent( dpy, &event );
switch (event.type) {
case KeyPress:
#ifdef XEVT_DBG
if (key_event->keycode > 0x7F)
common->DPrintf("WARNING: KeyPress keycode > 0x7F");
#endif
key_event->keycode &= 0x7F;
#ifdef XEVT_DBG2
printf("SE_KEY press %d\n", key_event->keycode);
#endif
Posix_QueEvent( SE_KEY, s_scantokey[key_event->keycode], true, 0, NULL);
lookupRet = XLookupString(key_event, buf, sizeof(buf), &keysym, NULL);
if (lookupRet > 0) {
char s = buf[0];
#ifdef XEVT_DBG
if (buf[1]!=0)
common->DPrintf("WARNING: got XLookupString buffer '%s' (%d)\n", buf, strlen(buf));
#endif
#ifdef XEVT_DBG2
printf("SE_CHAR %s\n", buf);
#endif
Posix_QueEvent( SE_CHAR, s, 0, 0, NULL);
}
if (!Posix_AddKeyboardPollEvent( s_scantokey[key_event->keycode], true ))
return;
break;
case KeyRelease:
if (Sys_XRepeatPress(&event)) {
#ifdef XEVT_DBG2
printf("RepeatPress\n");
#endif
continue;
}
#ifdef XEVT_DBG
if (key_event->keycode > 0x7F)
common->DPrintf("WARNING: KeyRelease keycode > 0x7F");
#endif
key_event->keycode &= 0x7F;
#ifdef XEVT_DBG2
printf("SE_KEY release %d\n", key_event->keycode);
#endif
Posix_QueEvent( SE_KEY, s_scantokey[key_event->keycode], false, 0, NULL);
if (!Posix_AddKeyboardPollEvent( s_scantokey[key_event->keycode], false ))
return;
break;
case ButtonPress:
if (event.xbutton.button == 4) {
Posix_QueEvent( SE_KEY, K_MWHEELUP, true, 0, NULL);
if (!Posix_AddMousePollEvent( M_DELTAZ, 1 ))
return;
} else if (event.xbutton.button == 5) {
Posix_QueEvent( SE_KEY, K_MWHEELDOWN, true, 0, NULL);
if (!Posix_AddMousePollEvent( M_DELTAZ, -1 ))
return;
} else {
b = -1;
if (event.xbutton.button == 1) {
b = 0; // K_MOUSE1
} else if (event.xbutton.button == 2) {
b = 2; // K_MOUSE3
} else if (event.xbutton.button == 3) {
b = 1; // K_MOUSE2
} else if (event.xbutton.button == 6) {
b = 3; // K_MOUSE4
} else if (event.xbutton.button == 7) {
b = 4; // K_MOUSE5
}
if (b == -1 || b > 4) {
common->DPrintf("X ButtonPress %d not supported\n", event.xbutton.button);
} else {
Posix_QueEvent( SE_KEY, K_MOUSE1 + b, true, 0, NULL);
if (!Posix_AddMousePollEvent( M_ACTION1 + b, true ))
return;
}
}
break;
case ButtonRelease:
if (event.xbutton.button == 4) {
Posix_QueEvent( SE_KEY, K_MWHEELUP, false, 0, NULL);
} else if (event.xbutton.button == 5) {
Posix_QueEvent( SE_KEY, K_MWHEELDOWN, false, 0, NULL);
} else {
b = -1;
if (event.xbutton.button == 1) {
b = 0;
} else if (event.xbutton.button == 2) {
b = 2;
} else if (event.xbutton.button == 3) {
b = 1;
} else if (event.xbutton.button == 6) {
b = 3; // K_MOUSE4
} else if (event.xbutton.button == 7) {
b = 4; // K_MOUSE5
}
if (b == -1 || b > 4) {
common->DPrintf("X ButtonRelease %d not supported\n", event.xbutton.button);
} else {
Posix_QueEvent( SE_KEY, K_MOUSE1 + b, false, 0, NULL);
if (!Posix_AddMousePollEvent( M_ACTION1 + b, false ))
return;
}
}
break;
case MotionNotify:
if (!mouse_active)
break;
if (in_dgamouse.GetBool()) {
dx = event.xmotion.x_root;
dy = event.xmotion.y_root;
Posix_QueEvent( SE_MOUSE, dx, dy, 0, NULL);
// if we overflow here, we'll get a warning, but the delta will be completely processed anyway
Posix_AddMousePollEvent( M_DELTAX, dx );
if (!Posix_AddMousePollEvent( M_DELTAY, dy ))
return;
} else {
// if it's a center motion, we've just returned from our warp
// FIXME: we generate mouse delta on wrap return, but that lags us quite a bit from the initial event..
if (event.xmotion.x == glConfig.vidWidth / 2 &&
event.xmotion.y == glConfig.vidHeight / 2) {
mwx = glConfig.vidWidth / 2;
mwy = glConfig.vidHeight / 2;
Posix_QueEvent( SE_MOUSE, mx, my, 0, NULL);
Posix_AddMousePollEvent( M_DELTAX, mx );
if (!Posix_AddMousePollEvent( M_DELTAY, my ))
return;
mx = my = 0;
break;
}
dx = ((int) event.xmotion.x - mwx);
dy = ((int) event.xmotion.y - mwy);
mx += dx;
my += dy;
mwx = event.xmotion.x;
mwy = event.xmotion.y;
XWarpPointer(dpy,None,win,0,0,0,0, (glConfig.vidWidth/2),(glConfig.vidHeight/2));
}
break;
}
}
}